Extension of initial remedial amendment period for 403(b) plans In Notice 2020-35, the IRS extended the last day of the initial remedial amendment period for Section 403(b) plans from March 31, 2020, to June 30, 2020. Plan sponsors now have until June 30, 2020, to update their pre-approved and individually designed 403(b) plan documents. The rules for the recurring remedial amendment periods for 403(b) individually designed plans now will apply to form defects first occurring after June 30, 2020, and the second cycle for 403(b) pre‑approved plans will begin on July 1, 2020. Revenue Procedure 2019-39 PDF provides a system of recurring remedial amendment periods for correcting form defects for both individually designed and pre-approved 403(b) plans. Extended deadlines for pre-approved defined benefit plans Extension of second six-year remedial amendment cycle - In Notice 2020-35, the IRS extended the following deadlines to July 31, 2020: the April 30, 2020, deadline for employers to adopt a pre-approved defined benefit plan and to submit a determination letter application (if eligible) under the second six-year remedial amendment cycle, and the April 30, 2020, end of the second six-year remedial amendment cycle for pre-approved defined benefit plans, as set forth in Announcement 2018-05 PDF. An employer that adopts, by July 31, 2020, a pre-approved defined benefit plan that was approved based on the 2012 Cumulative List will be considered to have timely adopted the plan within the second six-year remedial amendment cycle. The remedial amendment period for disqualifying provisions described in section 15.03 of Revenue Procedure 2016-37 PDF is also extended to the end of the second six-year remedial amendment cycle. Delayed beginning date for third six-year remedial amendment cycle - The third six-year remedial amendment cycle for pre-approved defined benefit plans now will begin on August 1, 2020 (and will still end on January 31, 2025). The on-cycle submission period for pre-approved defined benefit plan providers to submit opinion letter applications for the third six-year remedial amendment cycle will still begin on August 1, 2020, and end on July 31, 2021.